LAD Week13_綜合練習

 Week13-1 檔案下載/設定

git下載github資料夾，將compler跟link絕對路徑修改成相對路徑，後續就不須下載freeglut

將freeglut拉入資料夾即可啟動程式，設定完成!

備份上傳

- git add .

- git config --global user.email mme99133@

- git config --global user.name ChungYuZ

- git commit -m week12

- git push

組模型

裁切模型各部位

複製各週已做過的模型檔案，修改程式碼

加入按鍵操控

#include <stdio.h> ///要檔案的Input/Output

#include <GL/glut.h>

#include "glm.h"

GLMmodel * head=NULL;

GLMmodel * body=NULL;

GLMmodel * Rshoulder=NULL;

GLMmodel * Rarm=NULL;

int show[4]={1,0,0,0};

float teapotX = 0, teapotY = 0;

FILE * fout = NULL;///step02-1

FILE * fin = NULL;///step02-2

void keyboard(unsigned char key,int x,int y){

    if(key=='0')show[0]=! show[0];

    if(key=='1')show[1]=! show[1];

    if(key=='2')show[2]=! show[2];

    if(key=='3')show[3]=! show[3];

    glutPostRedisplay();

}

void display()

{

    glClear(GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT);

    if(head==NULL){

        head=glmReadOBJ("model/head.obj");

        body=glmReadOBJ("model/body.obj");

        Rshoulder=glmReadOBJ("model/Rshoulder.obj");

        Rarm=glmReadOBJ("model/Rarm.obj");

    }

    glPushMatrix();

        glScalef(0.1,0.1,0.1);

        if(show[0])glmDraw(head,GLM_MATERIAL);

        if(show[1])glmDraw(body,GLM_MATERIAL);

        if(show[2])glmDraw(Rshoulder,GLM_MATERIAL);

        if(show[3])glmDraw(Rarm,GLM_MATERIAL);

    glPopMatrix();

    glutSwapBuffers();

}

void mouse(int button, int state, int x, int y)

{

    teapotX = (x-150)/150.0;

    teapotY = (150-y)/150.0;

    if(state==GLUT_DOWN){ ///如果mouse按下去

        if(fout==NULL) fout = fopen("file4.txt", "w");

        fprintf(fout, "%f %f\n", teapotX, teapotY);

    }

    display();

}

//void keyboard(unsigned char key, int x, int y)///step02-2

//{

//    if(fin==NULL){

//       fclose(fout);///step02-2

//        fin = fopen("file4.txt", "r");///step02-2

//    }

//    fscanf(fin, "%f%f", &teapotX, &teapotY);///step02-2

//    display();///step02-2

//}///step02-2

int main(int argc, char** argv)

{

    glutInit(&argc, argv);

    glutInitDisplayMode(GLUT_DOUBLE | GLUT_DEPTH);

    glutCreateWindow("week13");

    glutDisplayFunc(display);

    glutKeyboardFunc(keyboard); ///step02-2

    glutMouseFunc(mouse); ///step02-1

    glutMainLoop();

}

使其可用數字鍵操控，顯示隱藏部位

雲端備份

滑鼠控制

#include <stdio.h> ///要檔案的Input/Output

#include <GL/glut.h>

#include "glm.h"

GLMmodel * head=NULL;

GLMmodel * body=NULL;

GLMmodel * Rshoulder=NULL;

GLMmodel * Rarm=NULL;

int show[4]={1,0,0,0};

float teapotX = 0, teapotY = 0;

FILE * fout = NULL;///step02-1

FILE * fin = NULL;///step02-2

void keyboard(unsigned char key,int x,int y){

    if(key=='0')show[0]=! show[0];

    if(key=='1')show[1]=! show[1];

    if(key=='2')show[2]=! show[2];

    if(key=='3')show[3]=! show[3];

    glutPostRedisplay();

}

void display()

{

    glClear(GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT);

    if(head==NULL){

        head=glmReadOBJ("model/head.obj");

        body=glmReadOBJ("model/body.obj");

        Rshoulder=glmReadOBJ("model/Rshoulder.obj");

        Rarm=glmReadOBJ("model/Rarm.obj");

    }

        glPushMatrix();

            glTranslatef(teapotX,teapotY,0);

            if(show[0])glmDraw(head,GLM_MATERIAL);

        glPopMatrix();

        if(show[1])glmDraw(body,GLM_MATERIAL);

        if(show[2])glmDraw(Rshoulder,GLM_MATERIAL);

        if(show[3])glmDraw(Rarm,GLM_MATERIAL);

    glPopMatrix();

    glutSwapBuffers();

}

int oldX=0,oldY=0;

void mouse(int button, int state, int x, int y)

{

    if(state==GLUT_DOWN){

        oldX=x;

        oldY=y;

    }

}

void motion(int x,int y){

    teapotX += (x-oldX)/150.0;

    teapotY -= (y-oldY)/150.0;

    oldX=x;

    oldY=y;

    glutPostRedisplay();

}

int main(int argc, char** argv)

{

    glutInit(&argc, argv);

    glutInitDisplayMode(GLUT_DOUBLE | GLUT_DEPTH);

    glutCreateWindow("week13");

    glutMotionFunc(motion);

    glutDisplayFunc(display);

    glutKeyboardFunc(keyboard); ///step02-2

    glutMouseFunc(mouse); ///step02-1

    glutMainLoop();

}